(function(global) {
    /**
     * 加密基类. 
     */
    var _Encryption = function() {};
    
    _Encryption.prototype.encrypt = function(str) {};
    
    _Encryption.prototype.decrypt = function(str) {};
    
    //----------------------------------------------------
    
    ujs.define('Encryption', 'ujs.data', function(){
        return _Encryption;
    });
    
})(window);